Table 1. Patient Demographics.
Variable | Group A (BMI < 25 kg/m2) | Group B (25 kg/m2 ≤ BMI < 30 kg/m2) | Group C (BMI ≥ 30 kg/m2) |
---|---|---|---|
Number | 114 | 179 | 78 |
Sex (male:female) | 10:104 | 14:165 | 2:76 |
Side (right:left) | 61:53 | 91:88 | 36:42 |
Age (yr), mean ± SD (range) | 69.2 ± 4.8 (59–80) | 69.7 ± 5.3 (55–80) | 68.7 ± 5.7 (53–79) |
BMI (kg/m2), mean ± SD | 23.1 ± 1.4 | 27.2 ± 1.5 | 32.5 ± 2.1 |
Follow-up | 5 yr 11.0 mo | 6 yr 2.7 mo | 6 yr 3.8 mo |
BMI: body mass index, SD: standard deviation.